freenet.crypt

Class DSAGroup

java.lang.Object

freenet.crypt.CryptoKey

freenet.crypt.DSAGroup

All Implemented Interfaces:

CryptoElement, java.io.Serializable

public class DSAGroup
extends CryptoKey

Holds DSA group parameters. These are the public (possibly shared) values needed for the DSA algorithm

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	Q_BIT_LENGTH

Fields inherited from class freenet.crypt.CryptoKey

shactx

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DSAGroup()
	DSAGroup(java.math.BigInteger p, java.math.BigInteger q, java.math.BigInteger g)

Method Summary

Modifier and Type	Method and Description
byte[]	asBytes()
SimpleFieldSet	asFieldSet()
DSAGroup	cloneKey()
static DSAGroup	create(SimpleFieldSet fs)
boolean	equals(DSAGroup o)
boolean	equals(java.lang.Object o)
byte[]	fingerprint()
java.math.BigInteger	getG()
java.math.BigInteger	getP()
java.math.BigInteger	getQ()
int	hashCode()
java.lang.String	keyType()
static CryptoKey	read(java.io.InputStream i) Parses a DSA Group from a string, where p, q, and g are in unsigned hex-strings, separated by a commas
java.lang.String	toLongString()
java.lang.String	toString()

Methods inherited from class freenet.crypt.CryptoKey

fingerprint, fingerprintToString, main, verboseToString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

Q_BIT_LENGTH

protected static final int Q_BIT_LENGTH

See Also:

Constant Field Values

Constructor Detail

DSAGroup

public DSAGroup(java.math.BigInteger p,
                java.math.BigInteger q,
                java.math.BigInteger g)

DSAGroup

protected DSAGroup()

Method Detail

read

public static CryptoKey read(java.io.InputStream i)
                      throws java.io.IOException,
                             CryptFormatException

Parses a DSA Group from a string, where p, q, and g are in unsigned hex-strings, separated by a commas

Throws:

java.io.IOException

CryptFormatException

keyType

public java.lang.String keyType()

Specified by:

keyType in class CryptoKey

getP

public java.math.BigInteger getP()

getQ

public java.math.BigInteger getQ()

getG

public java.math.BigInteger getG()

fingerprint

public byte[] fingerprint()

Specified by:

fingerprint in class CryptoKey

asBytes

public byte[] asBytes()

Specified by:

asBytes in class CryptoKey

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

equals

public boolean equals(DSAGroup o)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

asFieldSet

public SimpleFieldSet asFieldSet()

create

public static DSAGroup create(SimpleFieldSet fs)
                       throws IllegalBase64Exception,
                              FSParseException

Throws:

IllegalBase64Exception

FSParseException

toString

public java.lang.String toString()

Overrides:

toString in class CryptoKey

toLongString

public java.lang.String toLongString()

cloneKey

public DSAGroup cloneKey()